There are known TVM exit codes ranging from -14 to 38, they are listed on the corresponding documentation page: https://docs.ton.org/learn/tvm-instructions/t...

On TON, everything is a cell, and a slice is a cell opened up for reading. But can a slice contain another slice inside? --- > This question was imported fro...

According to TIP-64, the NFT metadata attributes are as follows: 1. uri 2. name 3. description 4. image 5. image_data But what if I wanted to add additional ...

I have a simple transfer from a TON wallet to a contract. It has a comment: "2". Is there a way to parse this comment within the recv_internal function? Here...

To be a validator, do you need a server, or is it possible with a normal PC? As long as it meets the requirements, it should be ok, right? --- > This questio...

TON Keeper is a good wallet for TON, but how do I change it to use the TestNet for development purposes? --- > This question was imported from Telegram Chat:...

The Sandbox projects allows to emulate arbitrary TON smart contracts and interact with them as if they were deployed on a real network. But is there an optio...

I would like to put some utility functions into different files and call them from the main contract file. How can I do that? --- > This question was importe...

It's possible to create voting systems on TON, such as ton.vote. But usually it's known how a specific account voted. Is it possible to create a voting syste...

This might be a very basic question, but if I want to handle incoming transactions to my smart contract and react to them in some way, how should I monitor t...

Is it possible to send Toncoins and Jettons in the same transaction? If it is, how to do it exactly? --- > This question was imported from Telegram Chat: htt...

TON documentation states that "every function in TVM program has an internal integer id by which it can be called". But how exactly can I call a function aft...

I'm using an example from the tutorial (https://ton-community.github.io/tutorials/01-wallet /) based on the npm ton library and solve a problem where I have ...

I know that an NFT collection on TON requires a metadata file in JSON format. Is there some kind of reference file to look at? --- > This question was import...

I've heard there's some library by Andrey Pfau for developing on TON using the Kotlin language. What's the name of library and where can I find it? Maybe it'...

The store_coins primitive naming seems more modern (it gets rid of the outdated "gram" concept). But I couldn't find store_coins in the official documentatio...

Can I calculate the exact fee for a certain transaction? How to do it? --- > This question was imported from Telegram Chat: https://t.me/tondev/122981

Fully on-chain services are hard to find. I've seen the opinion that business isn't interested in making them because it's much easier to put a part of the s...

I want to understand how TON as a blockchain works. I aim to understand: 1. Ton Virtual Machine 2. Blockchain Consensus I come from a Solidity background. Ar...

How do I convert a TON wallet address to base64 and vice-versa? Is there a tool or script that I can use? --- > This question was imported from Telegram Chat...

It's not exactly a technical question, but when you develop on TON, sometimes you need to show the logos of the technologies used. Do FunC and other TON-rela...

Sometimes it would be convenient if the gas fee for the transactions would be paid by some other account. In the EVM ecosystem there's EIP-2711 for that: htt...

On other blockchains there are projects like Tenderly and Pagoda that help with tasks such as smart contract analytics. Are there any alternatives to them in...

I've tried asking ChatGPT about development on TON. It kept referring to a project called FreeTON, but I couldn't find more info on that. Are those answers r...

FunC language evolves and gets new versions. But there seems to be no release notes for those versions on the TON website and FunC doesn't have its own websi...

What's the practical utility of internal non-bounceable messages? When would they be useful? --- > This question was imported by Telegram Chat: https://t.me/...

When "throwing" inside a function, is the transaction cancelled? For example, if I send 10 TON from a main account but in a smart contract there an error is ...

I'm trying to deploy my contract to the TON MainNet, but I get an error: bash <> The account that I'm using has a 1.5 TON balance, which should be enough! Wh...

One of the core on-ramps for TON is the Oracle bridge from BSC and Ethereum. Is this an open source solution? Where is the code located? --- > This question ...

Pseudo-anonymity is important for crypto. How do I get TON without KYC? --- > This question was imported from Telegram Chat: https://t.me/tondev_eng/8312